%%%%%% Non-stance slope or hip angle
function ret = load_nsslopedata(nsslopedatatype)
% nsslopedatatype = 2;
if nsslopedatatype == 1
    load('mean_data_nsslope.mat')
    % ns_slope = ns_slope
elseif nsslopedatatype == 2
    load('mean_data_LinearNSslope.mat')
    ns_slope = Linear_nsslope;
elseif nsslopedatatype == 3
    load('mean_data_hipAngle.mat')
    ns_slope = hip_angle;
end
ret = ns_slope;
end